Liquid temperature range: -10 to 110°C
Pipe size: G3/4, DN12MM
Port to port length: 160mm
Max operating pressure: 6 bar
Pressure stage, pipe connection: PN10
Max flow: 30 l/min
Max head: 8.5m
Max input power: 100W
Circulator Pump
Silence <45dB(A) (tested), no leakage, environment friendly, easy installation
Electrical Data
Power: 100W
Max Current: 0.45A
Capacitor size: 3uf
Specifications
Circulator pump, wet rotor type, 304S.S.
No noise <45dB(A), no leakage, environment friendly, easy installation
Energy saving hot water circulation pump
This circulation pump is especially designed for heating systems and used to supply water and add pressure for city mansions, suburban villas, houses, and to match with industrial equipment. It can be used to supply water in cycles for cooling air-condition, boiler, and solar energy, as well as to provide hot water and maintain a warm cycle.
Construction Material
1) Motor House: Aluminum
2) Rotor can: Stainless steel
3) Impeller: PP
4) Shaft: Ceramic/S. S.
5) Pump body: Cast iron

MODEL | PIPE SIZE | POWER (W) |
Max Flow (L/MIN) |
Max Head (M) |
Pump body length (MM) |
G.W (KG) |
QTY/CTN (PCS) |
PACKING (MM) |
LPS15-8.5Z | G3/4, DN15mm | 100 | 30 | 8.5 | 160 | 3.2 | 8 | 380*260*305 |
LPS15-9Z | G3/4, DN15mm | 120 | 32 | 9 | 160 | 3.3 | 8 | 380*260*305 |
FAQ
1. How can I purchase an order without seeing the quality first?
If it's a large order, we can provide a sample for running testing at your plant. You can also review our customer photos and project references on our website.
2. How do you control the quality of the products?
Our production follows strict ISO 9001 standards. Our factory has been established since 1993 and has over 23 years of experience in manufacturing circulating pumps, electric motors, and fittings.
3. How to customize pumps and mechanical seals?
Customers can send us application data, and we will select suitable pump and seal types. Alternatively, clients can send us drawings. We are experienced in OEM and ODM.
4. How can I pay for my items? What payment methods do you accept?
Typically via T/T. A 30% deposit is required upon confirmation of the Proforma Invoice, with the balance paid after inspection and before shipment. We also accept L/C at sight.
5. What is the warranty period?
We offer a 1-year warranty on the main components.
6. How long is the production lead time?
Normally 25 days. If urgent, we have a large spare parts inventory and can complete assembly and testing within 7–15 days.
7. What shipping terms do you offer?
Depending on customer requirements, we can offer EXW, FOB, or CIF terms.
8. Who handles after-sales service?
Our inside sales team manages after-sales support. We have a dedicated team that follows up on client feedback and provides effective solutions to ensure customer satisfaction and profitability.
9. Who is responsible for maintenance?
Local agents handle maintenance. If there are issues on-site, our local agent will arrive at the plant within 24 hours to resolve the problem.
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Xuzhou Hengshang Mechanical and Electrical Co., Ltd. , https://www.hengsenergy.com